At the Rosseti FGC UES substations in Nizhny Novgorod Region 220 kV Borskaya and Semenovskaya for the first time the relay protection complexes based on the Russian microprocessor Elbrus have been implemented. The equipment was developed by NIPOM company and the concern Automatics of the Rostekh State Corporation, where the project is being implemented by the Institute of Electronic Control Machines named after V.I. Lomonosov.